73664720

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4021}}^1$

素因数の和:4263

約数の個数: 40

約数和(自身を含む): 172061160

約数和(自身を除く): 98396440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4021, 4580, 8042, 9160, 16084, 18320, 20105, 32168, 40210, 64336, 80420, 160840, 321680, 920809, 1841618, 3683236, 4604045, 7366472, 9208090, 14732944, 18416180, 36832360, 73664720]

約数ペア:

[(1, 73664720), (2, 36832360), (4, 18416180), (5, 14732944), (8, 9208090), (10, 7366472), (16, 4604045), (20, 3683236), (40, 1841618), (80, 920809), (229, 321680), (458, 160840), (916, 80420), (1145, 64336), (1832, 40210), (2290, 32168), (3664, 20105), (4021, 18320), (4580, 16084), (8042, 9160)]